What does infectious mean?

Definitions for infectiousɪnˈfɛk ʃəs

Here are all the possible meanings and translations of the word infectious.

Princeton's WordNet

  1. infectious, infective(adj)

    caused by infection or capable of causing infection

    "viruses and other infective agents"; "a carrier remains infective without himself showing signs of the disease"

  2. infectious(adj)

    easily spread

    "fear is exceedingly infectious; children catch it from their elders"- Bertrand Russell

  3. infectious(adj)

    of or relating to infection

    "infectious hospital"; "infectious disease"


  1. infectious(Adjective)

    Transmitted from one person to another, usually through the air breathed.

  2. infectious(Adjective)

    Able to infect others.

    Despite feeling better, the patient is still infectious.

  3. infectious(Adjective)

    Spreading quickly from one person to another.

    Her enthusiasm for work can be really infectious.

  4. infectious(Adjective)

    Memorable and invoking excitement or interest.

    Pop music is more infectious than elevator music.

Webster Dictionary

  1. Infectious(adj)

    having qualities that may infect; communicable or caused by infection; pestilential; epidemic; as, an infectious fever; infectious clothing; infectious air; infectious vices

  2. Infectious(adj)

    corrupting, or tending to corrupt or contaminate; vitiating; demoralizing

  3. Infectious(adj)

    contaminating with illegality; exposing to seizure and forfeiture

  4. Infectious(adj)

    capable of being easily diffused or spread; sympathetic; readily communicated; as, infectious mirth


  1. Infectious

    Infectious is the fourth album of the third wave ska/funk/pop band Suburban Legends. It was released on July 29, 2007 at the House of Blues at Downtown Disney in Anaheim, California and is made available for sale at the band's website. The album was revealed in early July via videos showing the recording process on the band's YouTube account. Later in the month, the album was officially announced and "All Around the World," "Win a Date," and "Infectious" debuted on the Suburban Legends MySpace page. The songs "Bed of Roses" and "You Told Me That" were previously released on the band's Japan-only release, Dance Like Nobody's Watching: Tokyo Nights. In transitioning back to its original ska sound in the months leading up to its 2012 album, Day Job, the band began performing a ska punk version of "So Fine."


  1. Infectious

    Infectious creates and sells art for your stuff. Think of it as adhesive self expression for iPods, iPhones, laptops, walls and cars. Our art is made of a durable and easy-to-remove 3M vinyl material. It has special “comply” cross-hatch channels so that you can push out any air bubbles really easily. They are easy to apply and easy to remove, allowing you to update your art whenever you want.


  1. Chaldean Numerology

    The numerical value of infectious in Chaldean Numerology is: 7

  2. Pythagorean Numerology

    The numerical value of infectious in Pythagorean Numerology is: 4

Sample Sentences & Example Usage

  1. Jeremy Farrar:

    Drug resistance has to be put into the same category as the emerging infectious diseases. In my view, it will be the most important emerging infectious disease in the 21st century.

  2. Michael Doyle:

    An arriving person would be infectious for several days, and could infect many of the local mosquitoes, within a few weeks you'd likely end up with several infected mosquitoes for each infected visitor.

  3. Ron Chapman:

    Based on information from current cases, it is likely that a person infectious with measles was at one of the theme parks on these dates, if you have symptoms, and believe you may have been exposed, please contact your health care provider.

  4. Debasish Mridha, M.D.:

    Life is a gift, so appreciate it. Love is abundant, so share it. Enthusiasm is infectious, so spread it. Kindness is divine, so embody it. Peace is the only way, so embrace it. The earth is your home, so take care of it. Life is for happiness, so enjoy it.

  5. Ian MacKay:

    One thing that this particular outbreak shows is that we really don't know an awful lot about these kinds of infectious diseases, we tend to think we can answer all the questions, but this is one of those things we may end up being taught by the virus itself.

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"infectious." Definitions.net. STANDS4 LLC, 2017. Web. 24 Apr. 2017. <http://www.definitions.net/definition/infectious>.

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